United Nations Industrial Development Organization. (1978). Manual for the preparation of industrial feasibility studies. United Nations.
Цитирование в стиле Чикаго (17-е изд.)United Nations Industrial Development Organization. Manual for the Preparation of Industrial Feasibility Studies. New York: United Nations, 1978.
Цитирование MLA (8-е изд.)United Nations Industrial Development Organization. Manual for the Preparation of Industrial Feasibility Studies. United Nations, 1978.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.